Simplify the expression. 18a + 12x - 12a + 15x A) 6a + 27x B) 6a - 3x C) 30a - 18x D) - 30 - 3x

The Smith family went out for dinner last night and reicved a great service. They decided to leave 20% for their waitress. if the dinner bill totaled $90, how much was the tip? You need to find what percent of wht number

When written in scientific notation, the number 7,250 will have a ___ as the exponent on the power of 10 a. 3 B. 1 C. 2

Assume that the probability of the binomial random variable will be approximated using the normal distribution. Describe the area under the normal curve that will be computed. Find the probability that at most 51 households have a gas stove.

H (t) = -16t^2+24t+40.0

Diameter from least to greatest a 4.375 X 10 - 1 little number inches b 0.25 inches c 1.5 inches d 1 7/8 inches e 1.428x 10 - 1 little number by the ten

Find the GCF of 27, 45, 36

The diameter of a circle is 9m. Find the circumference to the nearest tenth (urgent)

One pack of pencils currently cost $1.19. The cost of one pack of pencils is porjected to increase by 135% in the next 5 years. What is the projected cost of a pack of pencils 5 years from now?

What's the word form for 808,804j

What is y + 2/5 y equivalent to